4512451513 has 8 divisors (see below), whose sum is σ = 4747445640. Its totient is φ = 4283406720.

The previous prime is 4512451477. The next prime is 4512451523. The reversal of 4512451513 is 3151542154.

It can be written as a sum of positive squares in 4 ways, for example, as 860424889 + 3652026624 = 29333^2 + 60432^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4512451513 - 2⁹ = 4512451001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4512451523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1485778 + ... + 1488811.

It is an arithmetic number, because the mean of its divisors is an integer number (593430705).

Almost surely, 2^4512451513 is an apocalyptic number.

It is an amenable number.

4512451513 is a deficient number, since it is larger than the sum of its proper divisors (234994127).

4512451513 is a wasteful number, since it uses less digits than its factorization.

4512451513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2974667.

The product of its digits is 12000, while the sum is 31.

The square root of 4512451513 is about 67174.7833118947. The cubic root of 4512451513 is about 1652.4849624994.

Adding to 4512451513 its reverse (3151542154), we get a palindrome (7663993667).

The spelling of 4512451513 in words is "four billion, five hundred twelve million, four hundred fifty-one thousand, five hundred thirteen".